32222131212 has 24 divisors (see below), whose sum is σ = 75188203776. Its totient is φ = 10740248848.

The previous prime is 32222131187. The next prime is 32222131237. The reversal of 32222131212 is 21213122223.

It is an interprime number because it is at equal distance from previous prime (32222131187) and next prime (32222131237).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 346393 + ... + 429455.

It is an arithmetic number, because the mean of its divisors is an integer number (3132841824).

Almost surely, 2^32222131212 is an apocalyptic number.

It is an amenable number.

32222131212 is an abundant number, since it is smaller than the sum of its proper divisors (42966072564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

32222131212 is a wasteful number, since it uses less digits than its factorization.

32222131212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115397 (or 115395 counting only the distinct ones).

The product of its digits is 576, while the sum is 21.

Adding to 32222131212 its reverse (21213122223), we get a palindrome (53435253435).

The spelling of 32222131212 in words is "thirty-two billion, two hundred twenty-two million, one hundred thirty-one thousand, two hundred twelve".